56879861759783 has 2 divisors, whose sum is σ = 56879861759784. Its totient is φ = 56879861759782.

The previous prime is 56879861759759. The next prime is 56879861759947. The reversal of 56879861759783 is 38795716897865.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56879861759783 - 2³⁰ = 56878788017959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56879861759713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28439930879891 + 28439930879892.

It is an arithmetic number, because the mean of its divisors is an integer number (28439930879892).

Almost surely, 2^{56879861759783} is an apocalyptic number.

56879861759783 is a deficient number, since it is larger than the sum of its proper divisors (1).

56879861759783 is an equidigital number, since it uses as much as digits as its factorization.

56879861759783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38407219200, while the sum is 89.

The spelling of 56879861759783 in words is "fifty-six trillion, eight hundred seventy-nine billion, eight hundred sixty-one million, seven hundred fifty-nine thousand, seven hundred eighty-three".